Dual port blower



FIG. 1 is a perspective view of a dual port blower showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line portion of the drawings illustrates portions of the dual port blower and forms no part of the claimed design. 

CLAIM The ornamental design for a dual port blower, as shown and described. 